9Pcs New design high quality S2 hex key set

9Pcs New design high quality S2 hex key set production infomation item hex key Brand Name CLANG Model No. H-021 Material S2 Alloy steel Size 1.5, 2,2.5, 3, 4, 5, 6, 8 , 10mm Surface Treatmen Copper-plated, Black oxidized, Nickel plated, Zink plated, Mirror Chrome plated, Matt Chrome plated, pearl chrome plated etc Heat Treatmen Tempering, Hardening, Stress Relieving,etc. Samples For free in stock, but you need to afford the express cost Wrench Standard: DIN, ANSI, JIS, BS,